44181142 has 8 divisors (see below), whose sum is σ = 66386376. Its totient is φ = 22052352.

The previous prime is 44181121. The next prime is 44181161. The reversal of 44181142 is 24118144.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17643 + ... + 19990.

It is an arithmetic number, because the mean of its divisors is an integer number (8298297).

Almost surely, 2^44181142 is an apocalyptic number.

44181142 is a deficient number, since it is larger than the sum of its proper divisors (22205234).

44181142 is a wasteful number, since it uses less digits than its factorization.

44181142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38222.

The product of its digits is 1024, while the sum is 25.

The square root of 44181142 is about 6646.8896485499. The cubic root of 44181142 is about 353.5186356458.

Adding to 44181142 its reverse (24118144), we get a palindrome (68299286).

The spelling of 44181142 in words is "forty-four million, one hundred eighty-one thousand, one hundred forty-two".